Seamer Atkinson Compounds the English team's Fitness Worries.
'Major setback' for the touring side after Atkinson is forced off with a hamstring injury.
The pace bowler increased the injury concerns plaguing England when he left the ground during Saturday's play of the Boxing Day Test against Australia.
The right-arm seamer pulled up with his hamstring after the final ball in his spell during the morning session.
The England team reported the 27-year-old reported "discomfort" and would spend time on the sidelines to undergo evaluation "over the next few hours".
The concluding match of the series beginning on 4 January gets underway this coming Sunday.
England have been without strike bowlers Mark Wood with a knee problem and another paceman because of a side injury during this series.
A replacement bowler was called up to provide backup.
His form was underwhelming in the opening two Tests, managing only a handful of scalps.
He was omitted from the previous Test, then recalled for the fourth Test as Archer's replacement.
Surrey's Atkinson improved at the MCG, taking two wickets in Australia's first innings, before adding 28 with the bat as one of just three teammates to reach double figures.
Post a single over at the end of day one, he returned for the second day's play and removed Scott Boland Scott Boland caught behind.
Yet, at the end of that over, he bowled a variation to Travis Head and suddenly grabbed for his hamstring.
Gus Atkinson was brought back for the fourth Ashes Test having missed of the third.
